<template>
	<view class="content">
		<scroll-view scroll-y class="left-aside">
			<view v-for="item in dataNav" :key="item.category_id" class="f-item b-b" :class="{active: item.category_id === currentId}" @click="tabtap(item)">
				{{item.name}}
			</view>
		</scroll-view>
		<scroll-view scroll-with-animation scroll-y class="right-aside">
			<view v-for="item in dataList" :key="item.id" class="s-list" :id="'main-'+item.id">
				<text class="s-item">{{item.name}}</text>
				<view class="t-list">
					<view @click="searchgoods(titem)" class="t-item" v-for="titem in item.child">
						<image :src="titem.image"></image>
						<text>{{titem.name}}</text>
					</view>
				</view>
			</view>
		</scroll-view>
	</view>
</template>

<script>
	import apiindex from '../../common/api/index'
	export default {
		data() {
			return {
				sizeCalcState: false,
				tabScrollTop: 0,
				currentId: 1,
				dataNav:[],
				dataList:[],
				
				cate_params:{
					cat_id:0,
				}
			}
		},
		onLoad(){
			this.categoryHaodanke();
		},
		components:{
			apiindex,
		},
		methods: {
			
			
			//获取全部商品分类
			categoryHaodanke(){
				apiindex.categoryHaodanke({}).then(res =>{
					if(res.code==1){
						this.dataNav=res.data
						this.downcategoryHaodanke()
					}
				}).catch(res =>{
					
				});
			},
			
			
			
			//获取全部商品分类
			downcategoryHaodanke(){
				this.cate_params.cat_id=this.currentId
				apiindex.categoryHaodanke(this.cate_params).then(res =>{
					if(res.code==1){
						this.dataList=res.data
					}
				}).catch(res =>{
					
				});
			},
			
			
			//一级分类点击
			tabtap(item){
				this.currentId = item.category_id;
				this.cate_params.cat_id = this.currentId
				this.categoryHaodanke()
			},
			
			
			searchgoods(items){
				uni.navigateTo({
					url:'../../pages/search/index?keyword='+items.name+"&site="+items.site
				})
			}
		}
	}
</script>

<style lang='scss'>
	page,
	.content {
		height: 100%;
		background-color: #f8f8f8;
	}

	.content {
		display: flex;
	}
	.left-aside {
		flex-shrink: 0;
		width: 200upx;
		height: 100%;
		background-color: #fff;
	}
	.f-item {
		display: flex;
		align-items: center;
		justify-content: center;
		width: 100%;
		height: 100upx;
		font-size: 28upx;
		color: $font-color-base;
		position: relative;
		&.active{
			color: $base-color;
			background: #f8f8f8;
			&:before{
				content: '';
				position: absolute;
				left: 0;
				top: 50%;
				transform: translateY(-50%);
				height: 36upx;
				width: 8upx;
				background-color: $base-color;
				border-radius: 0 4px 4px 0;
				opacity: .8;
			}
		}
	}

	.right-aside{
		flex: 1;
		overflow: hidden;
		padding-left: 20upx;
	}
	.s-item{
		display: flex;
		align-items: center;
		height: 70upx;
		padding-top: 8upx;
		font-size: 28upx;
		color: $font-color-dark;
	}
	.t-list{
		display: flex;
		flex-wrap: wrap;
		width: 100%;
		background: #fff;
		padding-top: 12upx;
		&:after{
			content: '';
			flex: 99;
			height: 0;
		}
	}
	.t-item{
		flex-shrink: 0;
		display: flex;
		justify-content: center;
		align-items: center;
		flex-direction: column;
		width: 176upx;
		font-size: 26upx;
		color: #666;
		padding-bottom: 20upx;
		
		image{
			width: 100upx;
			height: 100upx;
		}
	}
</style>
